Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é 18-49, quando o Vencedor Semanal é "Conselheiro da Juventude Justin Meece"?
 ###Tabelas: CREATE TABLE federal_representation (federal_representation_id AUTO_INCREMENT PRIMARY KEY, Federal State VARCHAR, Number of Members INT, % Of total Members VARCHAR, Population (on the census also called Censo 2010) VARCHAR, % Of the population (Censo 2010) VARCHAR, Representativeness (Inhabitants / Mr) VARCHAR, Representatives of national average VARCHAR, Deputies required ignoring the limits INT) CREATE TABLE constituents (constituents_id AUTO_INCREMENT PRIMARY KEY, Date INT, 2 January 2007 VARCHAR, 19 October 2009 VARCHAR, 5 November 2010 VARCHAR, 16 December 2011 VARCHAR, 30 March 2012 VARCHAR) CREATE TABLE summary_of_election_results_1973_-_2003 (summary_of_election_results_1973_-_2003_id AUTO_INCREMENT PRIMARY KEY, Election INT, Labour INT, Conservative INT, Liberal INT, Social Democratic Party INT, Social and Liberal Democrats/ Liberal Democrats INT, Independent INT, Green INT, Other VARCHAR, Control VARCHAR) CREATE TABLE ratings_and_results (ratings_and_results_id AUTO_INCREMENT PRIMARY KEY, Air Date VARCHAR, Rating VARCHAR, 18-49 VARCHAR, Viewers VARCHAR, Weekly Winner VARCHAR) CREATE TABLE awards_nominations (awards_nominations_id AUTO_INCREMENT PRIMARY KEY, Year INT, Award VARCHAR, Category VARCHAR, Nominated work VARCHAR, Result VARCHAR)  
SELECT 18-49 FROM ratings_and_results WHERE Weekly Winner = youth counselor justin meece